Finding the Fourth Proportional to 3,868.23, 5,800.86 and 1,789.32

Step by Step Solution

1. Step 1: Write the proportion equation
   3,868.23 : 5,800.86 = 1,789.32 : x
2. Step 2: Convert to fraction form
   3,868.23/5,800.86 = 1,789.32/x
3. Step 3: Cross multiply
   3,868.23x = 5,800.86 × 1,789.32
4. Step 4: Simplify right side
   3,868.23x = 10,379,594.82
5. Step 5: Solve for x
   x = 10,379,594.82/3,868.23
6. Step 6: Final answer
   x = 2,683.29